#pragma once
#include <vector>
using namespace std;

template<class T>
class vector
{

private:
	T* _a;
	size_t _size;
	size_t _capacity;
};

class vector<int>
{

private:
	int* _a;
	size_t _size;
	size_t _capacity;
};

class vector<vector<int>>
{

private:
	vector<int>* _a;
	size_t _size;
	size_t _capacity;
};

